Are there nonstop flights from Rochester (ROC) to Calgary (YYC)?

No. The fastest connection is via Detroit, about 4h 32m of total flying time.

What is the fastest connection from Rochester (ROC) to Calgary (YYC)?

via Detroit ≈ 4h 32m, via Chicago ≈ 4h 37m, via Washington ≈ 5h 14m (estimated flying time, excluding layovers).

from 15,000 ANA miles, from 23,000 JAL miles (economy, one way, based on the published award charts).

Frederick Douglass Greater Rochester International Airport (ROC) to Calgary International Airport (YYC)・2,856 km

No nonstop flights. The fastest connection is via Detroit (DTW), about 4h 32m of flying time (layover not included).

With milesANA 15,000 miles+ (via ORD)JAL 23,000 miles+ (via CLT)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

12 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.